A. 2x-10
B. 11x-10
C. -8+11x-2
D. -8-11x-2
E. -8+6x+5x-2
F. -8-3x+5x-2
What is the probability that the coin lands heads up once and lands tails up twice if order does not matter?
a b
2 6
3 9
4 12
Which of the following is an algebraic statement showing the relationship between a and b.
A. a=3b
B. b=3a
C. b=1/3(a)
D. a=1/2(b)
1 centimeter = 3 meters
The length of the building in the drawing is 11 centimeters.
What is the actual length, in meters, of the building?
What is 1375 inches squared.
A Chinese restaurant purchased 1528.80 pounds of rice. If they received 50 identical bags, how much rice was in each bag?
What is the original price of the shirt?
If p + q has a value of 12/5, and p has a value of 4/5, what is the value of q?
Mary and Jerry are exercising on a track.
1. Mary is walking at a rate of 3 miles per hour.
2. Jerry starts jogging at a rate of 4 miles per hour after Mary has been walking for 15 minutes.
3. Jerry jogs 2 miles as Mary continues walking, and they both stop at the same time.
Enter the total distance, in miles, that Mary walks around the track.
Katrina selects her sample by mixing the students' names in a box and choosing approximately every fourth student for each grade. Her sample results in 18 sixth-graders, 12 seventh-graders, and 24 eighth-graders.
Select all of the reasons that this sample is a good representation of the whole school.
A. The sample is random
B. The sample includes students in each grade
C. There is an even number of students at each grade
D. The number of students at each level is proportional to the number in the school.
E. The number of students is as small as possible while also including all grade levels
(5)(4)(7) = (7)(5)(4)
A. Triple multiplication property
B. Distributive property
C. Commutative property of mulitplication
D. Associative property of multiplication